XPOWER Activated Carbon Filter for AP-2500D, 23" x 23" x 0.2"The Activated Carbon Filter equips the XPOWER Air Scrubbers to capture a wide variety of volatile organic compounds (VOCs), including soot and smoke, food odors, fumes from paint and paint thinners, sewer odors, and many other compounds. Captures a wide variety of volatile organic compounds (VOCs) Utilizes Extruded Activated Carbon carbon pellets manufactured to uniform size helps to ensure maximum airflow and maximum contact Works by adsorption,